Convert 2:1 equirectangular panorama to cube map

Question

I\'m currently working on a simple 3D panorama viewer for a website. For mobile performance reasons I\'m using the three.js CSS3 renderer. This requires a cube

Answer 1

cmft Studio supports conversion/filtering of various HDR/LDR projections to cubemaps.

https://github.com/dariomanesku/cmftStudio